いくつかのインクルードを含む新しい Facelets を作成したこの例外の理由は何だろうか。EL解像度内には明らかに再帰があります。メソッドのデバッグでは、VariableMapperWrapper.resolveVariable
特別なことは何も表示されません: EL 解決が行われています ...
14.03.2013 17:20:13 org.apache.catalina.core.StandardWrapperValve invoke
SCHWERWIEGEND: Servlet.service() for servlet Faces Servlet threw exception
java.lang.StackOverflowError
at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:390)
at java.lang.StringBuilder.append(StringBuilder.java:119)
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:96)
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:89)
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:89)
... (recursion) ...
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:89)
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:89)
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:89)
at org.apache.myfaces.view.facelets.el.VariableMapperWrapper.resolveVariable(VariableMapperWrapper.java:89)
at com.sun.el.lang.VariableMapperFactory.resolveVariable(VariableMapperFactory.java:63)
at com.sun.el.lang.ExpressionBuilder.visit(ExpressionBuilder.java:234)
at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:172)
at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:175)
at com.sun.el.lang.ExpressionBuilder.prepare(ExpressionBuilder.java:186)
at com.sun.el.lang.ExpressionBuilder.build(ExpressionBuilder.java:197)
at com.sun.el.lang.ExpressionBuilder.createValueExpression(ExpressionBuilder.java:240)
at com.sun.el.ExpressionFactoryImpl.createValueExpression(ExpressionFactoryImpl.java:98)
at org.apache.myfaces.view.facelets.tag.TagAttributeImpl.getValueExpression(TagAttributeImpl.java:486)
at org.apache.myfaces.view.facelets.tag.jsf.ValueHolderRule$DynamicValueExpressionMetadata.applyMetadata(ValueHolderRule.java:99)
at org.apache.myfaces.view.facelets.tag.MetadataImpl.applyMetadata(MetadataImpl.java:45)
at javax.faces.view.facelets.MetaTagHandler.setAttributes(MetaTagHandler.java:66)
at javax.faces.view.facelets.DelegatingMetaTagHandler.setAttributes(DelegatingMetaTagHandler.java:93)
at org.apache.myfaces.view.facelets.tag.jsf.ComponentTagHandlerDelegate.apply(ComponentTagHandlerDelegate.java:237)
at javax.faces.view.facelets.DelegatingMetaTagHandler.apply(DelegatingMetaTagHandler.java:53)
at javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:49)
...